85
If SD-card is activated: press to select the next/previous audio le.
If the phone portal is activated: press up/down, to select the
next/previous record from the list of phone calls.
If the phone portal is on and some calls are on hold: press up/
down to switch between the calls.
4 — volume up key “+”.
5 — volume down key “-”.
VEHICLE INTERIOR AND BODY EQUIPMENT
Interior heating, ventilation and conditioning
Interior ventilation and heating are adjusted depending on the
ambient temperature by mixing of cold and heated air and are
maintained at almost constant level, at any speed of the vehicle.
Fig. 3.20 shows the interior ventilation and heating system
control unit.
1 — control unit side deector.
2 — windshield blower (heating) nozzle.
3 — control unit central deector.
4 — heating and ventilation control unit.
5 — oor tunnel deectors.
6 — air-ow control lever.
7 — ap control lever.
Climate-control system has the control panel, which is the mail
control device. To control the interior temperature according to
the temperature set by the driver, the control device receives the
incoming signals from several sensors, such as the interior tem-
perature sensor, ambient temperature sensor, coolant temperature
sensor, solar radiation sensor, as well as from the control panel
switches.